Home / 1,091,369.79-1,506,087.54-607,929.84

Finding the Fourth Proportional to 1,091,369.79, 1,506,087.54 and 607,929.84

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Solution

The fourth proportional to 1,091,369.79, 1,506,087.54 and 607,929.84 is: 838,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,369.79 : 1,506,087.54 = 607,929.84 : x
  2. Step 2: Convert to fraction form
    1,091,369.79/1,506,087.54 = 607,929.84/x
  3. Step 3: Cross multiply
    1,091,369.79x = 1,506,087.54 × 607,929.84
  4. Step 4: Simplify right side
    1,091,369.79x = 915,595,557,218.19
  5. Step 5: Solve for x
    x = 915,595,557,218.19/1,091,369.79
  6. Step 6: Final answer
    x = 838,941.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.